The Distribution of B What Is the Probability That a Randomly Selected Degree Is

question 45

Multiple Choice

The distribution of B.A. degrees conferred by a local college is listed below, by major. $$\begin{array} { l r } \underline { \text { Major } } & \text { Frequency } \\\text { English } & 2073 \\\text { Mathematics } & 2164 \\\text { Chemistry } & 318 \\\text { Physics } & 856 \\\text { Liberal Arts } & 1358 \\\text { Business } & 1676 \\\text { Engineering } & \frac { 868 } { 9313 }\end{array}$$ What is the probability that a randomly selected degree is not in Mathematics?

• A)0.768
• B)0.682
• C)0.303
• D)0.232

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Definitions:

Variance

The square of the standard deviation, indicating how much the values in a set vary from the mean.

Prediction Interval

A range of values that is likely to contain the value of an unknown parameter for a given level of confidence.

Confidence Interval

A range of values, derived from sample data, that is likely to contain the value of an unknown population parameter with a specified level of confidence.

Regression Line

A line of best fit through a scatter plot of data points in statistical analysis, showing the relationship between two variables.